102120022112002 has 8 divisors (see below), whose sum is σ = 153180630988812. Its totient is φ = 51059811782400.

The previous prime is 102120022111979. The next prime is 102120022112021. The reversal of 102120022112002 is 200211220021201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 101436904984921 + 683117127081 = 10071589^2 + 826509^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98995399 + ... + 100021642.

Almost surely, 2^{102120022112002} is an apocalyptic number.

102120022112002 is a deficient number, since it is larger than the sum of its proper divisors (51060608876810).

102120022112002 is a wasteful number, since it uses less digits than its factorization.

102120022112002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199273604.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102120022112002 its reverse (200211220021201), we get a palindrome (302331242133203).

The spelling of 102120022112002 in words is "one hundred two trillion, one hundred twenty billion, twenty-two million, one hundred twelve thousand, two".